we are learning that president obama will announce tomorrow his plans for gun control in this country, including according to the "washington post," an assault weapons ban and some limits on the number of cartridges that can be held in magazines. that's according to "the washington post," those to be announced tomorrow. we are going to hear the official announcement of the timing of the white house announcement when the presidential press secretary steps to the microphone there in the brady press briefing room. that is scheduled for any minute now. we'll keep an ear on it and let you know if there is news coming out of it. jenna: as washington debates really what to do about gun violence one school district accelerating its plans to arm school guards, plans it had in mays well before the connecticut shooting tragedy. the butler school district in western pennsylvania is hardly alone when it comes to having an armed security presence on school grounds. again they are carrying out plans they made in the past. chief political correspondent carl cameron is live from butler, pennsylvania w